
import math
from turtle import *
def hearta(k):
    return 15*math. sin(k)**3
def heartb(k):
    return 12*math. cos(k)-5*\
            math. cos(2*k)-2*\
            math. cos(3*k)-\
            math. cos(4*k)
speed(0)
bgcolor("black")
for i in range (6000):
    goto(hearta(i)*20,heartb(i)*20)
    for j in range(5):
        color("pink")
        goto(0,0)
done ()